Finding the Fourth Proportional to 13,238.94, 18,269.72 and 7,270.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,238.94 : 18,269.72 = 7,270.59 : x
2. Step 2: Convert to fraction form
   13,238.94/18,269.72 = 7,270.59/x
3. Step 3: Cross multiply
   13,238.94x = 18,269.72 × 7,270.59
4. Step 4: Simplify right side
   13,238.94x = 132,831,702.96
5. Step 5: Solve for x
   x = 132,831,702.96/13,238.94
6. Step 6: Final answer
   x = 10,033.41